Sanitary safeguards for school canteens include, but are not limited to, the following:

1. Food safety management system: School canteens should establish and improve the food safety management system, clarify the responsibility for food safety, and strengthen food safety management to ensure food safety.

2. Health management system for employees: school canteens should establish and improve the health management system for employees, health checks and training for employees to ensure that employees are healthy.

3. Environmental hygiene management system: school canteens should establish and improve the environmental hygiene management system, to keep the canteen environment clean and hygienic, to prevent food contamination.

4. Food procurement management system: school canteens should establish and improve the food procurement management system, strengthen the management of food suppliers to ensure food quality and safety.

5. Food processing management system: school canteens should establish and improve the food processing management system, strengthen the supervision of food processing, to ensure that the food processing process does not have safety problems.